/**
 * 
 */
package cn.sh.library.gmwx.utils;

import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.security.GeneralSecurityException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.apache.commons.io.IOUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.ssl.TrustStrategy;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


/**
 * @author paul
 *
 */
public class HttpsUtils {
	private static PoolingHttpClientConnectionManager connMgr;
	private static RequestConfig requestConfig;
	private static final int MAX_TIMEOUT = 30000;
 
	private static final Logger	logger = LoggerFactory.getLogger(HttpsUtils.class);
 
	static {
		// 设置连接池
		connMgr = new PoolingHttpClientConnectionManager();
		// 设置连接池大小
		connMgr.setMaxTotal(100);
		connMgr.setDefaultMaxPerRoute(connMgr.getMaxTotal());
		// Validate connections after 1 sec of inactivity
		connMgr.setValidateAfterInactivity(1000);
		RequestConfig.Builder configBuilder = RequestConfig.custom();
		// 设置连接超时
		configBuilder.setConnectTimeout(MAX_TIMEOUT);
		// 设置读取超时
		configBuilder.setSocketTimeout(MAX_TIMEOUT);
		// 设置从连接池获取连接实例的超时
		configBuilder.setConnectionRequestTimeout(MAX_TIMEOUT);
 
		requestConfig = configBuilder.build();
	}
 
	/**
	 * 发送 GET 请求（HTTP），不带输入数据
	 * 
	 * @param url
	 * @return
	 * @throws Exception 
	 */
	public static String doGet(String url) throws Exception {
		return doGet(url, new HashMap<String, Object>());
	}
 
	/**
	 * 发送 GET 请求（HTTP），K-V形式
	 * 
	 * @param url
	 * @param params
	 * @return
	 * @throws Exception 
	 */
	public static String doGet(String url, Map<String, Object> params) throws Exception {
		String apiUrl = url;
		StringBuffer param = new StringBuffer();
		int i = 0;
		for (String key : params.keySet()) {
			if (i == 0)
				param.append("?");
			else
				param.append("&");
			param.append(key).append("=").append(params.get(key));
			i++;
		}
		apiUrl += param;
		String result = null;
//		HttpClient httpClient = null;
//		if (apiUrl.startsWith("https")) {
//			httpClient = HttpClients.custom().setSSLSocketFactory(createSSLConnSocketFactory())
//					.setConnectionManager(connMgr).setDefaultRequestConfig(requestConfig).build();
//		} else {
//			httpClient = HttpClients.createDefault();
//		}

        SSLContext sslcontext = createIgnoreVerifySSL(); 
        Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()  
            .register("http", PlainConnectionSocketFactory.INSTANCE)  
            .register("https", new SSLConnectionSocketFactory(sslcontext))  
            .build();  

        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);  
        HttpClients.custom().setConnectionManager(connManager); 


        //创建自定义的httpclient对象  
        CloseableHttpClient client = HttpClients.custom().setConnectionManager(connManager).build();
		try {
			HttpGet httpGet = new HttpGet(apiUrl);
			HttpResponse response = client.execute(httpGet);
			HttpEntity entity = response.getEntity();
			if (entity != null) {
				InputStream instream = entity.getContent();
				result = IOUtils.toString(instream, "UTF-8");
			}
		} catch (IOException e) {
			logger.error(e.getMessage());
//			LoggerUtils.error(logger, e, e.getMessage());
			throw new Exception(e.getMessage());
		}
		return result;
	}
 
	/**
	 * 发送 POST 请求（HTTP），不带输入数据
	 * 
	 * @param apiUrl
	 * @return
	 * @throws Exception 
	 */
	public static String doPost(String apiUrl) throws Exception {
		return doPost(apiUrl, new HashMap<String, Object>());
	}
 
	/**
	 * 发送 POST 请求，K-V形式
	 * 
	 * @param apiUrl
	 *            API接口URL
	 * @param params
	 *            参数map
	 * @return
	 * @throws Exception 
	 */
	public static String doPost(String apiUrl, Map<String, Object> params) throws Exception {
//		CloseableHttpClient httpClient = null;
//		if (apiUrl.startsWith("https")) {
//			httpClient = HttpClients.custom().setSSLSocketFactory(createSSLConnSocketFactory())
//					.setConnectionManager(connMgr).setDefaultRequestConfig(requestConfig).build();
//		} else {
//			httpClient = HttpClients.createDefault();
//		}
        SSLContext sslcontext = createIgnoreVerifySSL(); 
        
		Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()  
	            .register("http", PlainConnectionSocketFactory.INSTANCE)  
	            .register("https", new SSLConnectionSocketFactory(sslcontext))  
	            .build();  
        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);  
        HttpClients.custom().setConnectionManager(connManager); 
		String httpStr = null;
		HttpPost httpPost = new HttpPost(apiUrl);
		CloseableHttpResponse response = null;

        CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(connManager).build();
		try {
			httpPost.setConfig(requestConfig);
			List<NameValuePair> pairList = new ArrayList<>(params.size());
			for (Map.Entry<String, Object> entry : params.entrySet()) {
				NameValuePair pair = new BasicNameValuePair(entry.getKey(), entry.getValue().toString());
				pairList.add(pair);
			}
			httpPost.setEntity(new UrlEncodedFormEntity(pairList, Charset.forName("UTF-8")));
			response = httpClient.execute(httpPost);
			HttpEntity entity = response.getEntity();
			httpStr = EntityUtils.toString(entity, "UTF-8");
		} catch (IOException e) {
			logger.error(e.getMessage());
			throw new Exception(e.getMessage());
		} finally {
			if (response != null) {
				try {
					EntityUtils.consume(response.getEntity());
				} catch (IOException e) {
					logger.error(e.getMessage());
					throw new Exception(e.getMessage());
				}
			}
		}
		return httpStr;
	}
 
	/**
	 * 发送 POST 请求，JSON形式
	 * 
	 * @param apiUrl
	 * @param json
	 *            json对象
	 * @return
	 * @throws Exception 
	 */
	public static String doPost(String apiUrl, Object json) throws Exception {
//		CloseableHttpClient httpClient = null;
//		if (apiUrl.startsWith("https")) {
//			httpClient = HttpClients.custom().setSSLSocketFactory(createSSLConnSocketFactory())
//					.setConnectionManager(connMgr).setDefaultRequestConfig(requestConfig).build();
//		} else {
//			httpClient = HttpClients.createDefault();
//		}

        SSLContext sslcontext = createIgnoreVerifySSL(); 
        
		Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()  
	            .register("http", PlainConnectionSocketFactory.INSTANCE)  
	            .register("https", new SSLConnectionSocketFactory(sslcontext))  
	            .build();  
        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);  
        HttpClients.custom().setConnectionManager(connManager); 

        CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(connManager).build();
		String httpStr = null;
		HttpPost httpPost = new HttpPost(apiUrl);
		CloseableHttpResponse response = null;
 
		try {
			httpPost.setConfig(requestConfig);
			StringEntity stringEntity = new StringEntity(json.toString(), "UTF-8");// 解决中文乱码问题
			stringEntity.setContentEncoding("UTF-8");
			stringEntity.setContentType("application/json");
			httpPost.setEntity(stringEntity);
			response = httpClient.execute(httpPost);
			HttpEntity entity = response.getEntity();
			httpStr = EntityUtils.toString(entity, "UTF-8");
		} catch (IOException e) {
			logger.error(e.getMessage());
			throw new Exception(e.getMessage());
		} finally {
			if (response != null) {
				try {
					EntityUtils.consume(response.getEntity());
				} catch (IOException e) {
					logger.error(e.getMessage());
					throw new Exception(e.getMessage());
				}
			}
		}
		return httpStr;
	}
 
	public static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {  
        SSLContext sc = SSLContext.getInstance("TLSv1.2");

        // 实现一个X509TrustManager接口，用于绕过验证，不用修改里面的方法  
        X509TrustManager trustManager = new X509TrustManager() {  
            @Override  
            public void checkClientTrusted(  
                    java.security.cert.X509Certificate[] paramArrayOfX509Certificate,  
                    String paramString) throws CertificateException {  
            }  

            @Override  
            public void checkServerTrusted(  
                    java.security.cert.X509Certificate[] paramArrayOfX509Certificate,  
                    String paramString) throws CertificateException {  
            }  

            @Override  
            public java.security.cert.X509Certificate[] getAcceptedIssuers() {  
                return null;  
            }  
        };  

        sc.init(null, new TrustManager[] { trustManager }, null);  
        return sc;  
    }

	
	/**
	 * 创建SSL安全连接
	 * 
	 * @return
	 * @throws Exception 
	 */
	private static SSLConnectionSocketFactory createSSLConnSocketFactory() throws Exception {
		SSLConnectionSocketFactory sslsf = null;
		try {
			SSLContext sslContext = createIgnoreVerifySSL();
			sslsf = new SSLConnectionSocketFactory(sslContext);
		} catch (GeneralSecurityException e) {
			logger.error(e.getMessage());
			throw new Exception(e.getMessage());
		}
		return sslsf;
	}
	
	public static void main(String[] args) throws Exception {
//		Map<String, String> map = new HashMap<String, String>();
//		map.put("resourceUris", "http://data.library.sh.cn/entity/physicalculturalheritage/lghew1o02m86b25a");
//		JsonObject json = new JsonObject();
//		json.addProperty("resourceUris", "http://data.library.sh.cn/entity/physicalculturalheritage/lghew1o02m86b25a");
//		String s = HttpsUtils.doPost("https://red.library.sh.cn/management/webapi/hsly/route/getPraiseCountForRouteDetailList", json);
//		String s = HttpsUtils.doGet("https://www.baifubao.com/callback?cmd=1059&callback=phone&phone=18652025222");
//		String s = HttpsUtils.doGet("http://dhapi.library.sh.cn/jp/webapi/manager/surname/getSurname?surname=方");
		Map<String, Object> map = new HashMap<String, Object>();
		map.put("query", "http://data.library.sh.cn/entity/person/4lnpsgh342b2n1ru");
		List<Integer> list = new ArrayList<>();

		map.put("range", list);
		for (int i = 1; i < 17; i++) {

			list.add(i);
		}
//		JsonObject jsonObject = new Gson().toJsonTree(map, Map.class).getAsJsonObject();
//		
//		System.out.println(doPost("https://names.library.sh.cn/mrgf/service/relation/kg", new Gson().toJsonTree(map)));
		System.out.println(doGet("http://elastic:mgts-es-123@172.29.45.28:9200/shlmgts_instance/_doc/http%3A%2F%2Fdata.library.sh.cn%2Fmgts%2Fresource%2Finstance%2F5hw6lktsdjk18zp4"));
	}
}
